Home / 8,933.25-13,399.89-2,777.25

Finding the Fourth Proportional to 8,933.25, 13,399.89 and 2,777.25

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Solution

The fourth proportional to 8,933.25, 13,399.89 and 2,777.25 is: 4,165.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,933.25 : 13,399.89 = 2,777.25 : x
  2. Step 2: Convert to fraction form
    8,933.25/13,399.89 = 2,777.25/x
  3. Step 3: Cross multiply
    8,933.25x = 13,399.89 × 2,777.25
  4. Step 4: Simplify right side
    8,933.25x = 37,214,844.50
  5. Step 5: Solve for x
    x = 37,214,844.50/8,933.25
  6. Step 6: Final answer
    x = 4,165.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.